US8654041B2 - Organic light emitting display device having more uniform luminance and method of driving the same - Google Patents
Organic light emitting display device having more uniform luminance and method of driving the same Download PDFInfo
- Publication number
- US8654041B2 US8654041B2 US12/603,556 US60355609A US8654041B2 US 8654041 B2 US8654041 B2 US 8654041B2 US 60355609 A US60355609 A US 60355609A US 8654041 B2 US8654041 B2 US 8654041B2
- Authority
- US
- United States
- Prior art keywords
- transistor
- light emitting
- scan
- organic light
- voltage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related, expires
Links
- 238000000034 method Methods 0.000 title claims description 13
- 239000003990 capacitor Substances 0.000 claims description 40
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 13
- 230000004044 response Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
- G09G3/3225—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix
- G09G3/3233—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/70—Bipolar devices
- H01L29/74—Thyristor-type devices, e.g. having four-zone regenerative action
- H01L29/7404—Thyristor-type devices, e.g. having four-zone regenerative action structurally associated with at least one other device
- H01L29/742—Thyristor-type devices, e.g. having four-zone regenerative action structurally associated with at least one other device the device being a field effect transistor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/70—Bipolar devices
- H01L29/74—Thyristor-type devices, e.g. having four-zone regenerative action
- H01L29/749—Thyristor-type devices, e.g. having four-zone regenerative action with turn-on by field effect
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
- G09G2300/0809—Several active elements per pixel in active matrix panels
- G09G2300/0819—Several active elements per pixel in active matrix panels used for counteracting undesired variations, e.g. feedback or autozeroing
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
- G09G2300/0809—Several active elements per pixel in active matrix panels
- G09G2300/0842—Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor
- G09G2300/0852—Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor being a dynamic memory with more than one capacitor
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0243—Details of the generation of driving signals
- G09G2310/0251—Precharge or discharge of pixel before applying new pixel voltage
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0262—The addressing of the pixel, in a display other than an active matrix LCD, involving the control of two or more scan electrodes or two or more data electrodes, e.g. pixel voltage dependent on signals of two data electrodes
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/04—Maintaining the quality of display appearance
- G09G2320/043—Preventing or counteracting the effects of ageing
Abstract
Description
Vgs(M1)=Vdata−Vref+Vth(M1) (1)
ELVDD>Vdata≧Vref (3)
Claims (15)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2008-0118055 | 2008-11-26 | ||
KR1020080118055A KR100986915B1 (en) | 2008-11-26 | 2008-11-26 | Organic Light Emitting Display and Driving Method Thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
US20100127956A1 US20100127956A1 (en) | 2010-05-27 |
US8654041B2 true US8654041B2 (en) | 2014-02-18 |
Family
ID=41467120
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/603,556 Expired - Fee Related US8654041B2 (en) | 2008-11-26 | 2009-10-21 | Organic light emitting display device having more uniform luminance and method of driving the same |
Country Status (5)
Country | Link |
---|---|
US (1) | US8654041B2 (en) |
EP (1) | EP2192571B1 (en) |
JP (1) | JP5064421B2 (en) |
KR (1) | KR100986915B1 (en) |
CN (1) | CN101739947B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20170372663A1 (en) * | 2016-01-29 | 2017-12-28 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Pixel Compensation Circuit, Method And Flat Display Device |
US10504444B2 (en) | 2018-03-09 | 2019-12-10 | Au Optronics Corporation | Pixel circuit |
US11013087B2 (en) | 2012-03-13 | 2021-05-18 | Semiconductor Energy Laboratory Co., Ltd. | Light-emitting device having circuits and method for driving the same |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100986915B1 (en) | 2008-11-26 | 2010-10-08 | 삼성모바일디스플레이주식회사 | Organic Light Emitting Display and Driving Method Thereof |
KR101056302B1 (en) | 2009-03-26 | 2011-08-11 | 삼성모바일디스플레이주식회사 | Organic light emitting display |
KR101008482B1 (en) | 2009-04-17 | 2011-01-14 | 삼성모바일디스플레이주식회사 | Pixel and Organic Light Emitting Display Using The Pixel |
KR101351416B1 (en) * | 2010-05-18 | 2014-01-14 | 엘지디스플레이 주식회사 | Pixel circuit of voltage compensation type of active matrix organic light emitting diode display device |
KR101666586B1 (en) * | 2010-06-22 | 2016-10-14 | 엘지디스플레이 주식회사 | Driving appratus of organic light emitting diode display device and method for driving the same |
KR101666589B1 (en) * | 2010-07-02 | 2016-10-14 | 엘지디스플레이 주식회사 | Organic light emitting diode display device and method for driving the same |
KR101748857B1 (en) | 2010-10-28 | 2017-06-20 | 삼성디스플레이 주식회사 | Organic Light Emitting Display Device |
KR101765778B1 (en) * | 2010-12-06 | 2017-08-08 | 삼성디스플레이 주식회사 | Organic Light Emitting Display Device |
KR101528147B1 (en) * | 2011-10-14 | 2015-06-12 | 엘지디스플레이 주식회사 | Light emitting display device |
CN103123773B (en) * | 2011-11-21 | 2016-08-03 | 上海天马微电子有限公司 | AMOLED pixel-driving circuit |
TWI449016B (en) * | 2012-06-07 | 2014-08-11 | Au Optronics Corp | Pixel driving circuit, driving method thereof and display panel |
CN102982767B (en) * | 2012-12-10 | 2015-02-25 | 京东方科技集团股份有限公司 | Pixel unit driving circuit, driving method and display device |
CN103218970B (en) * | 2013-03-25 | 2015-03-25 | 京东方科技集团股份有限公司 | Active matrix organic light emitting diode (AMOLED) pixel unit, driving method and display device |
KR102028995B1 (en) * | 2013-06-28 | 2019-10-07 | 엘지디스플레이 주식회사 | Organic light emitting diode display device and method for driving the same |
CN103413520B (en) * | 2013-07-30 | 2015-09-02 | 京东方科技集团股份有限公司 | Pixel-driving circuit, display device and image element driving method |
JP2015045831A (en) | 2013-08-29 | 2015-03-12 | 三星ディスプレイ株式會社Samsung Display Co.,Ltd. | Electro-optic device |
JP2015045830A (en) | 2013-08-29 | 2015-03-12 | 三星ディスプレイ株式會社Samsung Display Co.,Ltd. | Electro-optic device |
KR102135925B1 (en) * | 2013-12-30 | 2020-07-20 | 엘지디스플레이 주식회사 | Organic light emitting diode display device and mathod for manufacturing the same |
CN104751777B (en) | 2013-12-31 | 2017-10-17 | 昆山工研院新型平板显示技术中心有限公司 | Image element circuit, pixel and AMOLED display device and its driving method including the pixel |
US10607542B2 (en) | 2013-12-31 | 2020-03-31 | Kunshan New Flat Panel Display Technology Center Co., Ltd. | Pixel circuit, pixel, and AMOLED display device comprising pixel and driving method thereof |
CN106463091B (en) * | 2014-05-14 | 2019-12-13 | 索尼公司 | Display unit, driving method, and electronic apparatus |
KR102356593B1 (en) | 2015-01-14 | 2022-01-28 | 삼성디스플레이 주식회사 | Organic light-emitting display apparatus and driving method thereof |
KR102345405B1 (en) * | 2015-10-29 | 2021-12-31 | 엘지디스플레이 주식회사 | Organic Light Emitting Display |
KR102458968B1 (en) * | 2016-05-18 | 2022-10-27 | 삼성디스플레이 주식회사 | Display device |
KR102605174B1 (en) | 2016-12-19 | 2023-11-22 | 엘지디스플레이 주식회사 | Light emitting diode display apparatus |
KR20180072910A (en) * | 2016-12-21 | 2018-07-02 | 삼성디스플레이 주식회사 | Display device and driving method thereof |
KR102635824B1 (en) * | 2016-12-30 | 2024-02-08 | 엘지디스플레이 주식회사 | Organic light emitting display panel and organic light emitting display apparatus using the same |
KR102348062B1 (en) * | 2017-04-04 | 2022-01-10 | 삼성디스플레이 주식회사 | Organic light emitting display device and driving method thereof |
TWI706400B (en) * | 2019-08-13 | 2020-10-01 | 友達光電股份有限公司 | Pixel circuit and driving method for the same |
TWI697884B (en) * | 2019-08-20 | 2020-07-01 | 友達光電股份有限公司 | Pixel circuit |
CN111477179B (en) * | 2020-05-20 | 2021-10-22 | 京东方科技集团股份有限公司 | Pixel driving circuit, driving method thereof and display device |
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- 2009-10-21 US US12/603,556 patent/US8654041B2/en not_active Expired - Fee Related
- 2009-10-23 CN CN2009102054397A patent/CN101739947B/en not_active Expired - Fee Related
- 2009-11-17 EP EP09176250.0A patent/EP2192571B1/en active Active
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US11013087B2 (en) | 2012-03-13 | 2021-05-18 | Semiconductor Energy Laboratory Co., Ltd. | Light-emitting device having circuits and method for driving the same |
US20170372663A1 (en) * | 2016-01-29 | 2017-12-28 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Pixel Compensation Circuit, Method And Flat Display Device |
US9966005B2 (en) * | 2016-01-29 | 2018-05-08 | Shenzhen China Star Optoelectronics Technology Co., Ltd | Pixel compensation circuit, method and flat display device |
US10504444B2 (en) | 2018-03-09 | 2019-12-10 | Au Optronics Corporation | Pixel circuit |
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KR100986915B1 (en) | 2010-10-08 |
EP2192571A2 (en) | 2010-06-02 |
JP2010128491A (en) | 2010-06-10 |
KR20100059318A (en) | 2010-06-04 |
JP5064421B2 (en) | 2012-10-31 |
CN101739947A (en) | 2010-06-16 |
EP2192571B1 (en) | 2017-08-23 |
CN101739947B (en) | 2012-12-12 |
US20100127956A1 (en) | 2010-05-27 |
EP2192571A3 (en) | 2010-06-09 |
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